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File name Service Manual Chassis 2114 Series EB5-C.pdf

Service Manual Chassis Description 4:3 Colour Television CHASSIS 2114 EB5-C Series Note This TV receiver will not work properly in foreign countries where the television transmission system and power source differ from the design specifications. Refer to the specifications for the design specifications. Date of Edition: 07 May 2002, Version 1.1 Reference: MS CHASIS2114-I Service Manual CHASIS 2114 (EB5-C Series) Index 1. BEFORE STARTING... 3 1.1. WARNINGS... 3 1.2. X-RAY RADIATION PRECAUTIONS. ... 3 1.3. ENVIRONMENTAL RECOMMENDATIONS ... 3 1.4. SECURITY REGULATIONS AND EMC (ELECTROMAGNETIC COMPATIBILITY). ... 3 TABLE OF CHARACTERISTICS OF CHASSIS 2114 (EB5-C SERIES)... 4 BLOCK DIAGRAM. ... 5 3.1. INTEGRATED CIRCUITS ... 6 3.1.1. General PCB ... 6 3.1.2. PCB Audio. ... 6 3.1.3. PCB Socket. ... 6 DETAILED BLOCK DESCRIPTION . ... 7 4.1. POWER SUPPLY. ... 7 4.1.1. Switched mode power supply (SMPS)... 7 4.1.2. Voltage regulation in STANDBY... 7 4.1.3. Outputs post-regulation and STANDBY/ON control. ... 8 4.1.4. Mains switch-off detection. ... 8 4.2. MICROPROCESSOR AND TELETEXT. ...